Fig. 1. Schematic simulation model of copper/graphene multilayer composite structure

Fig. 2. Schematic diagram of transmission and reflection

Fig. 3. SE curves of copper mesh and three multilayer composite structures

Fig. 4. SE_A and SE_R curves of copper mesh and three multilayer composite structures

Fig. 5. SE curves of G-C multilayer composite structure with different mesh linewidth

Fig. 6. SE curves of C-G multilayer composite structure with different mesh linewidth

Fig. 7. SE curves of G-C-G multilayer composite structure with different mesh linewidth

Fig. 8. SE and transmittance curves of G-C-G multilayer composite structures with different mesh linewidth at 12 GHz

Fig. 9. Preparation process of copper-based graphene composite mesh

Fig. 10. Single side sprayed graphene slurry mesh sample

Fig. 11. Electromagnetic shielding test device

Fig. 12. SE curves of copper mesh and three multilayer composite structure model samples

Fig. 13. Transmittance curves of copper mesh and G-C-G composite structure model samples